Kazuma Ohba

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Handa-City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Member for semiconductor manufacturing apparatuses
- Patent number 11,456,189
- Issue date Sep 27, 2022
- NGK Insulators, Ltd.
- Kazuma Ohba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wafer holder and method for manufacturing the same
- Patent number 10,037,910
- Issue date Jul 31, 2018
- NGK Insulators, Ltd.
- Takuya Yanoh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Ceramic-metal bonded body and method of producing the same
- Patent number 8,361,271
- Issue date Jan 29, 2013
- NGK Insulators, Ltd.
- Yasufumi Aihara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
WAFER HOLDER AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20160196999
- Publication date Jul 7, 2016
- NGK Insulators, Ltd.
- Takuya YANOH
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MEMBER FOR SEMICONDUCTOR MANUFACTURING APPARATUSES
- Publication number 20140272421
- Publication date Sep 18, 2014
- NGK Insulators, Ltd.
- Kazuma OHBA
- B32 - LAYERED PRODUCTS
Information Patent Application
CERAMIC-METAL BONDED BODY
- Publication number 20130093146
- Publication date Apr 18, 2013
- NGK Insulators, Ltd.
- Yasufumi AIHARA
- B32 - LAYERED PRODUCTS
Information Patent Application
CERAMIC-METAL BONDED BODY AND METHOD OF PRODUCING THE SAME
- Publication number 20120028057
- Publication date Feb 2, 2012
- NGK Insulators, Ltd.
- Yasufumi AIHARA
- B32 - LAYERED PRODUCTS